Test your basic knowledge |

Dairy Cattle And Reproduction

Subjects : industries, dairy
Instructions:
  • Answer 50 questions in 15 minutes.
  • If you are not ready to take this test, you can study here.
  • Match each statement with the correct term.
  • Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.

This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. When are dairy cattle dehorned?






2. Milk ~305 days - dry 60 days prior to calving






3. Animals which have many estrous periods during certain periods per year (ex: mare - ewe)






4. Milk is 15% ________ and 85% __________.






5. (FSH) helps to regulate puberty - needed every day - stimulates the sertoli cells to produce nutrients for the sperm






6. What about the sperm for a bull which has been castrated but still has testicles?






7. 19-23 (21) days






8. 4-6 days






9. 24 hours before end of estrus cycle






10. ~60 days before calving






11. Head - neck - mid-piece - tail. genetic material - has an enzyme covering that allows it to penetrate the egg






12. Days which have increasing daylight hours

Warning: Invalid argument supplied for foreach() in /var/www/html/basicversity.com/show_quiz.php on line 183


13. Examine accessory glands - also to know how big the pelvic opening is->heritable->relates to how much dystocia that bull's daughter has






14. Cleans and lubricates the urethra. secretion is thick - viscous - and very slippery.

Warning: Invalid argument supplied for foreach() in /var/www/html/basicversity.com/show_quiz.php on line 183


15. Small tubes located at the upper ends of the uterine horns. connects uterine horn to infundibulum. passageway of the egg.






16. 1. need to be restricted in amt of grain - 2. no more than 70% of ration can be concentrates. 3. *Acidic acid has to be produced in order for milk synthesis to occur (30% forages)






17. Allows extension of penis without fibro-elastic penis






18. Located directly in front of the cervix. fertilized egg implants here. connected to two uterine horns. implantation occurs on the same side as ovulation occurred.






19. Milk made by mother which includes antibodies for the calf. MUST be given to the calf within the first 24 hrs of life. also provides calf with energy stores. effectiveness lasts from 4-8 months of age.






20. Implies the amount of estrogen production






21. Milk is 15% ________ and 85% __________.






22. (switzerland) 2nd in size and milk production - most muscle -






23. Gonadotropic (GnRH) is (FSH and LH). Follical Stimulating (FSH) and Lutinizing Hormone (LH).






24. (LH) causes female's egg to break (her period)






25. Serves as a bone cradle for the reproductive system. used greatly in palpation as a 'landmark'.






26. 30-38 hours after estrus cycle begins






27. 336 days






28. Sperm is produced here






29. The more stressed out the male is - the less sperm he is going to produce






30. Male on one pin and female on other side






31. Front feet and head first. (except for hogs and dogs)






32. Parturition is controlled by...






33. 16-20 hours






34. ~60 days before calving






35. Days which have decreasing daylight hours

Warning: Invalid argument supplied for foreach() in /var/www/html/basicversity.com/show_quiz.php on line 183


36. 265-285 days






37. S-shaped inside body - relaxes to be exposed for breeding. Disadvantges: muscles weaken with age - cannot always hold it in - exposed to harsh outside conditions or stepped on.

Warning: Invalid argument supplied for foreach() in /var/www/html/basicversity.com/show_quiz.php on line 183


38. Days which have increasing daylight hours

Warning: Invalid argument supplied for foreach() in /var/www/html/basicversity.com/show_quiz.php on line 183


39. Failure to have one testis (gonad) to descend






40. 1. need to be restricted in amt of grain - 2. no more than 70% of ration can be concentrates. 3. *Acidic acid has to be produced in order for milk synthesis to occur (30% forages)






41. Castration tool which clamps down on the vans deferens. causes the sperm to not reach the penis to be ejaculated






42. Start of the reproductive tract for the female. located outside of the body






43. Failure to have both testis (gonads) descend






44. (male) definition: duct located outside of the testes. 3 parts: head - body - tail. 4 Functions:concentrate sperm - store sperm - transport sperm - site of sperm maturation. entire process takes ~40-60 days






45. Largest dairy cow - largest udder - highly vascular - eat 40-50% dry matter (eat alot) - most total butterfat






46. (from Jersey Islands in Great Britain) Smallest cow - least milk - highest butterfat %






47. Luteolysis happens because of the ____________ hormone






48. Animal which has been castrated after puberty






49. Start of the reproductive tract for the female. located outside of the body






50. Sperm production